1978729920

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{36161}}^1$

素因数の和:36203

約数の個数: 168

約数和(自身を含む): 7164415440

約数和(自身を除く): 5185685520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 192, 228, 240, 285, 288, 304, 320, 342, 360, 380, 456, 480, 570, 576, 608, 684, 720, 760, 855, 912, 960, 1140, 1216, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 2880, 3040, 3420, 3648, 4560, 5472, 6080, 6840, 9120, 10944, 13680, 18240, 27360, 36161, 54720, 72322, 108483, 144644, 180805, 216966, 289288, 325449, 361610, 433932, 542415, 578576, 650898, 687059, 723220, 867864, 1084830, 1157152, 1301796, 1374118, 1446440, 1627245, 1735728, 2061177, 2169660, 2314304, 2603592, 2748236, 2892880, 3254490, 3435295, 3471456, 4122354, 4339320, 5207184, 5496472, 5785760, 6183531, 6508980, 6870590, 6942912, 8244708, 8678640, 10305885, 10414368, 10992944, 11571520, 12367062, 13017960, 13741180, 16489416, 17357280, 20611770, 20828736, 21985888, 24734124, 26035920, 27482360, 30917655, 32978832, 34714560, 41223540, 43971776, 49468248, 52071840, 54964720, 61835310, 65957664, 82447080, 98936496, 104143680, 109929440, 123670620, 131915328, 164894160, 197872992, 219858880, 247341240, 329788320, 395745984, 494682480, 659576640, 989364960, 1978729920]

約数ペア:

[(1, 1978729920), (2, 989364960), (3, 659576640), (4, 494682480), (5, 395745984), (6, 329788320), (8, 247341240), (9, 219858880), (10, 197872992), (12, 164894160), (15, 131915328), (16, 123670620), (18, 109929440), (19, 104143680), (20, 98936496), (24, 82447080), (30, 65957664), (32, 61835310), (36, 54964720), (38, 52071840), (40, 49468248), (45, 43971776), (48, 41223540), (57, 34714560), (60, 32978832), (64, 30917655), (72, 27482360), (76, 26035920), (80, 24734124), (90, 21985888), (95, 20828736), (96, 20611770), (114, 17357280), (120, 16489416), (144, 13741180), (152, 13017960), (160, 12367062), (171, 11571520), (180, 10992944), (190, 10414368), (192, 10305885), (228, 8678640), (240, 8244708), (285, 6942912), (288, 6870590), (304, 6508980), (320, 6183531), (342, 5785760), (360, 5496472), (380, 5207184), (456, 4339320), (480, 4122354), (570, 3471456), (576, 3435295), (608, 3254490), (684, 2892880), (720, 2748236), (760, 2603592), (855, 2314304), (912, 2169660), (960, 2061177), (1140, 1735728), (1216, 1627245), (1368, 1446440), (1440, 1374118), (1520, 1301796), (1710, 1157152), (1824, 1084830), (2280, 867864), (2736, 723220), (2880, 687059), (3040, 650898), (3420, 578576), (3648, 542415), (4560, 433932), (5472, 361610), (6080, 325449), (6840, 289288), (9120, 216966), (10944, 180805), (13680, 144644), (18240, 108483), (27360, 72322), (36161, 54720)]